Home / 1,585,880,200.80-2,378,820,301.20-966,007,418.40

Finding the Fourth Proportional to 1,585,880,200.80, 2,378,820,301.20 and 966,007,418.40

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Solution

The fourth proportional to 1,585,880,200.80, 2,378,820,301.20 and 966,007,418.40 is: 1,449,011,127.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,585,880,200.80 : 2,378,820,301.20 = 966,007,418.40 : x
  2. Step 2: Convert to fraction form
    1,585,880,200.80/2,378,820,301.20 = 966,007,418.40/x
  3. Step 3: Cross multiply
    1,585,880,200.80x = 2,378,820,301.20 × 966,007,418.40
  4. Step 4: Simplify right side
    1,585,880,200.80x = 2,297,958,057,999,722,240
  5. Step 5: Solve for x
    x = 2,297,958,057,999,722,240/1,585,880,200.80
  6. Step 6: Final answer
    x = 1,449,011,127.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.